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SO-2

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ID = 16393
       
Country:
United States of America (USA)
Brand: Sonora Tube Co.; Chicago, IL
Developer: Arcturus Radio Tube Co.; Newark, NJ 
Tube type:  Triode, vacuum   Power/Output 
Identical to SO-2 = 50 = UX250 = CX350 = 450 = 150_Arcturus

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.2 Ampere / Direct / Parallel, (AC/DC)
Description

Im Codex fälschlicherweise als SO2 (oder S02) genannt.

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
so2_so.png
SO-2: rtt
Michael Schlör

 

Usage in Models 3= 1928 ; 1= 1929??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

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